chore(deps): update multi-agent-spec/sdk/go to v0.7.0

Update to v0.7.0 for self-directed workflow support:
- WorkflowCategory (deterministic, self-directed)
- Workflow types: chain, scatter, graph, crew, swarm, council
- CollaborationConfig, ConsensusRules, Channel types
- Message types for inter-agent communication
- Agent role fields (role, goal, backstory, delegation)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: grokify

go.mod

@@ -3,7 +3,7 @@ module github.com/agentplexus/assistantkit
 go 1.25.0
 
 require (
-	github.com/agentplexus/multi-agent-spec/sdk/go v0.6.0
+	github.com/agentplexus/multi-agent-spec/sdk/go v0.7.0
 	github.com/google/go-github/v82 v82.0.0
 	github.com/grokify/gogithub v0.9.1
 	github.com/pelletier/go-toml/v2 v2.2.4
@@ -19,6 +19,8 @@ require (
 	github.com/invopop/jsonschema v0.13.0 // indirect
 	github.com/mailru/easyjson v0.9.1 // indirect
 	github.com/spf13/pflag v1.0.10 // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	github.com/valyala/quicktemplate v1.8.0 // indirect
 	github.com/wk8/go-ordered-map/v2 v2.1.8 // indirect
 	golang.org/x/oauth2 v0.35.0 // indirect
 )

go.sum

@@ -1,5 +1,5 @@
-github.com/agentplexus/multi-agent-spec/sdk/go v0.6.0 h1:R3aXYE4+sjSjDy2ukgoYF7QShA4hOMniIeI/4LKLGh0=
-github.com/agentplexus/multi-agent-spec/sdk/go v0.6.0/go.mod h1:tz8svz+dzU1l7IE/xN9rc8grbIxYW4JdLrtTIBpkDa4=
+github.com/agentplexus/multi-agent-spec/sdk/go v0.7.0 h1:5zmf6jieP1iVOWk8GxG4zUqetNAXFmxxedSDAQHLsQk=
+github.com/agentplexus/multi-agent-spec/sdk/go v0.7.0/go.mod h1:7nyBC8Fb6pgprJx1l3znUMFVfHMPzgUT/yv9KWGEC+8=
 github.com/bahlo/generic-list-go v0.2.0 h1:5sz/EEAK+ls5wF+NeqDpk5+iNdMDXrh3z3nPnH1Wvgk=
 github.com/bahlo/generic-list-go v0.2.0/go.mod h1:2KvAjgMlE5NNynlg/5iLrrCCZ2+5xWbdbCW3pNTGyYg=
 github.com/buger/jsonparser v1.1.1 h1:2PnMjfWD7wBILjqQbt530v576A/cAbQvEW9gGIpYMUs=
@@ -34,6 +34,10 @@ github.com/spf13/pflag v1.0.10 h1:4EBh2KAYBwaONj6b2Ye1GiHfwjqyROoF4RwYO+vPwFk=
 github.com/spf13/pflag v1.0.10/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
+github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
+github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
+github.com/valyala/quicktemplate v1.8.0 h1:zU0tjbIqTRgKQzFY1L42zq0qR3eh4WoQQdIdqCysW5k=
+github.com/valyala/quicktemplate v1.8.0/go.mod h1:qIqW8/igXt8fdrUln5kOSb+KWMaJ4Y8QUsfd1k6L2jM=
 github.com/wk8/go-ordered-map/v2 v2.1.8 h1:5h/BUHu93oj4gIdvHHHGsScSTMijfx5PeYkE/fJgbpc=
 github.com/wk8/go-ordered-map/v2 v2.1.8/go.mod h1:5nJHM5DyteebpVlHnWMV0rPz6Zp7+xBAnxjb1X5vnTw=
 go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=